Holders are through to the last 16 after being given a stern test of their credentials.
The 26-year-old forward has joined the Welsh club on three-and-a-half-year deal.
Liverpool have spent nearly £200m in the last two summer transfer windows but have failed to finish in the top four.
The 20-year-old Frenchman is already an "unbelievable player", according to the Spanish star.
Visitors ease into round five with a comfortable win in their first ever competitive meeting with Colchester.
The 18-year-old midfielder joined the Premier League club from Fulham in the summer.
Louis van Gaal was speaking after United's 3-1 win over Derby County in the FA Cup 4th round.
Jack Wilshere faces the possibility of missing out on a place in the England squad for Euro 2016.
The 26-year-old striker has not appeared for the Anfield club since early December.
The 69-year-old Dutchman has helped stabilize the west London club in recent weeks.
Mohamed Elneny is likely to make his debut for Arsenal against Burnley.
Gary Neville's side looking to clinch first La Liga victory since early November.
Zinedine Zidane's side looking to close gap on Barcelona and Atletico Madrid in La Liga title race.
Arsenal striker Danny Welbeck returned to training with the first team for the first time in nine months.
Alex teixeira has a release clause in the range of €70m according to the club's general manager.
Nwakali and Chukwueze were instrumental in Nigeria U17's triumph at the U17 World Cup in Chile last year.
Aston Villa host Manchester City in the fourth round of the FA Cup. Find out where to follow the game in the UK.
Nigerian striker Ahmed Musa has scored 10 goals in 29 appearances for CSKA Moscow this season.
West Ham United have completed the Premier League double over Liverpool this season.
Arsenal host Burnley in the fourth round of the FA Cup. Find out where to watch the game in the UK.
Anthony Martial put in a man of the match performance, which included two assists during United's win.
Javier Hernandez will be closely followed by Jurgen Klopp next summer.
Bilic is still anticipating a strong side but believes West Ham have a real chance of progressing in the FA Cup.
Brazil international will remain at Stamford Bridge initially until the end of the 2015/16 season.
The clubs have appealed the decision that stopped them signing players for two transfer windows.
The FA have also handed Connor Wickham a three-match ban for his elbow on Jan Vertonghen at Selhurst Park.
Goals from Wayne Rooney, Daley Blind and Juan Mata ease the pressure on Louis van Gaal.
German boss says that he is happy with his current squad.
The 43-year-old Argentine has insisted he is perfectly happy with life at White Hart Lane.
De Bruyne tore ankle and knee ligaments in the League Cup semi-final win against Everton.